Questions & Answers for: Pontiac Grand Am hard to start when hot

hard to start when hot. Have changed out fuel filter, fuel regulator, spark plugs, and it is better but still hard to start when hot. It was hard to start when cold but has improved with these changes

hard to start afterwards. it would start but you would have to wait a signifigant amount of time. I have replaced the radiator, coils pack, ign module and coolant temp sensor. car still cuts off while

egg smell from exhaust when warm/hot. My mechanic diagnosed a failed/faulty fuel pressure regulator, replaced it, and now the problems (warm hard start, smell) are gone. I have a '92 GT with L4 engine

hard to start when it is hot. but runs fine when it starts up. the electrical system can age-solenoids, modules etc wear--they get hot and cause problems--hav car scanned for codes-dont rely on a chec

...start back up again. I had the fuel pump system replaced. It ran fine for one week but it is now dying again but starts immediately back up. The car tends to **** a little sometimes while it's ...

...hard to start even when the engine is hot or cold, it doesnt matter,, then like i said once it starts it runs fine..thanks for your help. i would start by taking off the oil filler cap to inspect it ...

hot so i had someone replace my thermostat for me and they had to take off the air filter and mess with the throttle to get to it and when i got it back the gas pedal was real hard to push so i looked

...sticking in the closed position. (A thermostat stuck in the "open" position causes the engine to hardly EVER get totally warmed up to normal operating temperature...). Good luck. First I would ...

...hard to restart.After it restarts I can hold the gas down and put it gear and take off.It runs great with accellerator opened up wide. that is flooding, (lots of causes that) that throttle hold down ...

...underneath the vehicle , couple bolts hold it to the engine block . if you know what a started looks like it won't be hard to spot ! If you don't know just follow the red (hot wire) from the